Markus Wanner <mar...@bluegap.ch> wrote: > Kevin Grittner wrote: >> It's very soon going to be critical that I be able to test >> particular interleavings of statements in particular concurrent >> transaction sets to be able to make meaningful progress on the >> serializable transaction work. > > I've something in place for Postgres-R, as I also need to test > concurrent transactions there. It's based on python/twisted and is > able to start multiple Postgres instances (as required for testing > replication) and query them concurrently (as you seem to need as > well). It uses an asynchronous event loop (from twisted) and > basically controls processes, issues queries and checks results > and ordering constraints (e.g. transaction X must commit and > return a result before transaction Y). Where would I find this (and any related documentation)? -Kevin
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